/*
 * Copyright 2015 Google Inc.
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */

#include "src/gpu/ganesh/gl/GrGLTextureRenderTarget.h"

#include "include/core/SkTraceMemoryDump.h"
#include "include/gpu/GrDirectContext.h"
#include "src/gpu/ganesh/GrDirectContextPriv.h"
#include "src/gpu/ganesh/GrTexture.h"
#include "src/gpu/ganesh/gl/GrGLGpu.h"

GrGLTextureRenderTarget::GrGLTextureRenderTarget(GrGLGpu *gpu, skgpu::Budgeted budgeted, int sampleCount,
    const GrGLTexture::Desc &texDesc, const GrGLRenderTarget::IDs &rtIDs, GrMipmapStatus mipmapStatus,
    std::string_view label)
    : GrSurface(gpu, texDesc.fSize, texDesc.fIsProtected, label),
      GrGLTexture(gpu, texDesc, nullptr, mipmapStatus, label),
      GrGLRenderTarget(gpu, texDesc.fSize, texDesc.fFormat, sampleCount, rtIDs, texDesc.fIsProtected, label)
{
    this->registerWithCache(budgeted);
}

GrGLTextureRenderTarget::GrGLTextureRenderTarget(GrGLGpu *gpu, int sampleCount, const GrGLTexture::Desc &texDesc,
    sk_sp<GrGLTextureParameters> parameters, const GrGLRenderTarget::IDs &rtIDs, GrWrapCacheable cacheable,
    GrMipmapStatus mipmapStatus, std::string_view label)
    : GrSurface(gpu, texDesc.fSize, texDesc.fIsProtected, label),
      GrGLTexture(gpu, texDesc, std::move(parameters), mipmapStatus, label),
      GrGLRenderTarget(gpu, texDesc.fSize, texDesc.fFormat, sampleCount, rtIDs, texDesc.fIsProtected, label)
{
    this->registerWithCacheWrapped(cacheable);
}

void GrGLTextureRenderTarget::dumpMemoryStatistics(SkTraceMemoryDump *traceMemoryDump) const
{
#ifndef SK_BUILD_FOR_ANDROID_FRAMEWORK
    // Delegate to the base classes
    GrGLRenderTarget::dumpMemoryStatistics(traceMemoryDump);
    GrGLTexture::dumpMemoryStatistics(traceMemoryDump);
#else
    SkString resourceName = this->getResourceName();
    resourceName.append("/texture_renderbuffer");
    this->dumpMemoryStatisticsPriv(traceMemoryDump, resourceName, "RenderTarget", this->gpuMemorySize());
#endif
}

bool GrGLTextureRenderTarget::canAttemptStencilAttachment(bool useMultisampleFBO) const
{
    // This cap should have been handled at a higher level.
    SkASSERT(!this->getGpu()->getContext()->priv().caps()->avoidStencilBuffers());
    // The RT FBO of GrGLTextureRenderTarget is never created from a wrapped FBO.
    return true;
}

sk_sp<GrGLTextureRenderTarget> GrGLTextureRenderTarget::MakeWrapped(GrGLGpu *gpu, int sampleCount,
    const GrGLTexture::Desc &texDesc, sk_sp<GrGLTextureParameters> parameters, const GrGLRenderTarget::IDs &rtIDs,
    GrWrapCacheable cacheable, GrMipmapStatus mipmapStatus, std::string_view label)
{
    return sk_sp<GrGLTextureRenderTarget>(new GrGLTextureRenderTarget(gpu, sampleCount, texDesc, std::move(parameters),
        rtIDs, cacheable, mipmapStatus, label));
}

size_t GrGLTextureRenderTarget::onGpuMemorySize() const
{
    return GrSurface::ComputeSize(this->backendFormat(), this->dimensions(), this->totalMemorySamplesPerPixel(),
        this->mipmapped());
}

void GrGLTextureRenderTarget::onSetLabel()
{
    GrGLTexture::onSetLabel();
}
